A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6320-00-456-2092
NSN 6645-01-622-6161
NSN 4140-00-405-9101
NSN 5965-01-633-8849
NSN 5905-00-781-9706
NSN 6130-01-150-0783
NSN 6150-01-038-3958
NSN 5998-01-177-3763
NSN 5855-00-455-6070
NSN 5905-01-253-6384
NSN 6145-00-170-6872
NSN 6620-01-125-3932